Telegraph system.



-ffNTED STA-TE AT NT FFICE.

TELEGRAPH SYSTEM.

- pp1iootio11 flod Moy 2 1902.

onn1bio, in the ooonty of (olberf and Sbte of 11aJbaIIa, have invented o new and .nsefu1 Telegraph syStem, of Whioh the foHowing iS 8 speoifioation.

The invention re1atos to oortin improvementS in telegra hy, and haS fo1'itS rnoi p1 objeof to provide an in1proved devioe for soonding adn alarIn at 1oo1 SfLfion in tho evenb of the lnain line being eft open by the opertor for a predetermined period of finle of in tho ovent of the failure to diSoonneot a ground-oirooit for Sinilar length oftime.

1ine and onIfing ont of bhe ground of any1ooI Stofion, So thf the oonfinnity of fho Inin- 1ine vvill nof be interfered with.

vvith theSe and ofher objectS in vieW the invention oonsiStS in the novel oonStroobion and aJrrangemenf of parfS horeinoffor de- Scribed, illoStrated in the ooompnying orawingS, nd parbioulorly pointed oot in tho pendod olaimS.

In the drowingS, Eigure 1 iS an o1evtion of the rear faoo of olookWork-Casing, i1111SfraJt ing fhe gener1 arrange111enb of fhe oirooit oontroHing doviooS forning tho SubJoof of f11o preSenb invenfion and i1InStrating the Inan ner in Which sooh devioes ITlay be arranged ond oonneoted in the forn1 of an attachmeof ready to be conneoted to the looa1 1ine of ny Statio. oonneobion of tho dovioes to tho Inain ano local li16S of a Sttion. I ig. 3 iS 3 dotailed perspeotivo viow of the main arnlofore-1ever nd its oonneotod partS, 1 ig. 1 i a dotail vieW, of one of tho oirouiboloSing dovioeS. 1 ig. 5 iS o detail vievv of one of tho oontaotS. fig. 6 iS dotai1 Sootiona1 vievv of the thneofoting diSk nd the blook Inoved thereby.

ShnHr nomeralS of referenoe are enployod to indicate oorreSpondiog part throughout the Several figures of the droWings.

In the oSing 10 iS o olookvVork IfleollRuI1iSo1 of ony ordinary oBaraoter, the II1iIlote-arbor of WhiCh iS eXtended ouf beyond the reaf of fhe oaSing, as indioated at 11, ond iS provided With diSk 12, of robbef of SimHar material,

Whioh iS preferably pfovidod wh rongh- Fig. 2 iS 3 diagrm iHuStrfing tho SeTiI No, 108,833. (1T InodeL) ened periphery fof engaging a lf10vablo blook 13 in the fonn of a brake-Shoo. To the rear of the oSing in the vertioa1 plone of a pir of e1ectronTa net 1f iS pivoted aJn arnafurelever 15, pfeferably fonned of lighf elaStio Strip of lnetam1 having en1rged porfionS 1o,

- in1Inediately be1ov the ooreS of fho oloofro- Inagnet in order to provide enlarged nefallio soffaooS vvithin tho fie1(1 of foroe of tho Inagnet withoub undne inoreaSe in tho vveighfof tho nnafure1over, Tho levor is roooSSed of point iI vertiool ahnement vvibh the rbor 11, nd fhrongh Sid reoeSS oxtondS the opper ond of a1ink 17, pivotany oonneofod to tho lover and oarrying of itS lowoI end tho blook 13, A fnrthor objeof of tho invention is to provido for the aoboInatio oloSing of the n1ain the 1fter being pivotoHy oonnootod to Said link by a pin 18, rrnged in tho vortioal p1no of the arbor 11. The link 17 is oonnooted by Spring 19 and fioxible oord 20 to n ad jnSting-Sofew 21, mounted on the bSeplte, SaJid Spring sorving fo nornHy n1aJintain tho liIlk in the poSitio Shown in Eig. 1 Tvibh tho rer end of fho blook or brako-Shoe in eon taot vvfth 3 Stop )in 22. fhe arnlature 15 iS hel(1in elevatod posifion When the mgnotS 1 re onergiZed bnf aofual oonfaob betWoen tho pole-pieoes aJnd fho rIntore iS preventod by aJ fixed Sfop 23 in order to prevonf tho 1r nfure olinging B0 the ondS of the poleS fron1 the effeot of reSidua1 magnotiSnL Tho np- Ward n1ovement of the rnatoro iS to son]o extenf reSiSted by tenSion-Spring 21, Whioh vvhen the magnefS are deonorgized puHS tho ormature,1ever down, Said lever being oon Stantly vibrfed doring the Sending of IneS- Sage in the SIne Inanner aS the ooal Sounder. Under nor1nol oondifioos the oirouif'oloSor of tho sonding-koy oloSeS tho Inoin line, nd the looal line iS olosed through the re1ay 31, tho lool bottery 32, and soundo 33. In oonneoting the neohniSm formin tho sobjeob of thiS invenfion to the looal line 94 vvire 2 iS ron fron1 one of the bindingp0Sfs of the ing-poSf 35, from Whioh extendS Wire 36 to tho eleotroInagnetS 14, Sid vviro exfonding fron1thenoothroogh a Svvitohing devioo, horo inaffer deSoribed, to a oootofb1ock 37, nd froo1 thonoe by nenS of a oontaot-blook 38 nd lover 39 to a vviro 40, lealding to a bind ing poSt 1 Said binding-poSf being oon neoted by Wire 2 to the oppoSito bindingreloy to o btfery 3, fron thoooe to al bind 

